Home / 9,140.68-13,709.46-3,296.44

Finding the Fourth Proportional to 9,140.68, 13,709.46 and 3,296.44

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Solution

The fourth proportional to 9,140.68, 13,709.46 and 3,296.44 is: 4,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.68 : 13,709.46 = 3,296.44 : x
  2. Step 2: Convert to fraction form
    9,140.68/13,709.46 = 3,296.44/x
  3. Step 3: Cross multiply
    9,140.68x = 13,709.46 × 3,296.44
  4. Step 4: Simplify right side
    9,140.68x = 45,192,412.32
  5. Step 5: Solve for x
    x = 45,192,412.32/9,140.68
  6. Step 6: Final answer
    x = 4,944.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.